Hearth: a city builder for worldbuilders
Pick a climate, a river or a coast, and a population. Hearth works out whether the land can feed that city, what it makes and has to buy, and who lives in it. The pages below go through it place by place, rock by rock, trade by trade.
- A city that lives on barley and dredge: how much land, in which climates
- A city that lives on cassava: how much land, in which climates
- A city that lives on deep mushrooms: how much land, in which climates
- A city that lives on maize: how much land, in which climates
- A city that lives on millet: how much land, in which climates
- A city that lives on oats: how much land, in which climates
- A city that lives on potatoes: how much land, in which climates
- A city that lives on pulses: how much land, in which climates
- A city that lives on rice: how much land, in which climates
- A city that lives on rye and maslin: how much land, in which climates
- A city that lives on sorghum: how much land, in which climates
- A city that lives on wheat: how much land, in which climates
- A city that lives on yams and other tubers: how much land, in which climates
- A city under the mountain: how many caverns to feed it
- Apothecaries and herbalists in a medieval or fantasy town: how many, and where
- Aqueduct and fountains: what it changes for a pre-industrial city
- Arms and armour in a medieval or fantasy city: where it can be made
- Bakers and cooks in a medieval or fantasy town: how many, and where
- Beer in a medieval or fantasy city: where it can be made
- Brewers and taverners in a medieval or fantasy town: how many, and where
- Building stone in a medieval or fantasy city: where it can be made
- Butchers in a medieval or fantasy town: how many, and where
- Camels in a medieval or fantasy city: where it can be made
- Canals and locks: what it changes for a pre-industrial city
- Candles in a medieval or fantasy city: where it can be made
- Carters in a medieval or fantasy town: how many, and where
- Cattle and hides in a medieval or fantasy city: where it can be made
- Chandlers in a medieval or fantasy town: how many, and where
- Charcoal in a medieval or fantasy city: where it can be made
- Cheese in a medieval or fantasy city: where it can be made
- Clans and chiefdoms: who holds the land, and what it does to a city
- Clay and bricks in a medieval or fantasy city: where it can be made
- Clergy in a medieval or fantasy town: how many, and where
- Cloth in a medieval or fantasy city: where it can be made
- Clover and turnips: what it changes for a pre-industrial city
- Coal in a medieval or fantasy city: where it can be made
- Coal: what it changes for a pre-industrial city
- Copper and bronze in a medieval or fantasy city: where it can be made
- Copyists in a medieval or fantasy town: how many, and where
- Cotton in a medieval or fantasy city: where it can be made
- Dates in a medieval or fantasy city: where it can be made
- Dwarven (fantasy): words for a city's temples, rulers and trades
- Dye plants in a medieval or fantasy city: where it can be made
- Filtered water: what it changes for a pre-industrial city
- Fish in a medieval or fantasy city: where it can be made
- Fishmongers in a medieval or fantasy town: how many, and where
- Flax in a medieval or fantasy city: where it can be made
- Flow watchers in a medieval or fantasy town: how many, and where
- Free farmers under a tax: who holds the land, and what it does to a city
- Furs in a medieval or fantasy city: where it can be made
- Gemstones in a medieval or fantasy city: where it can be made
- Glass in a medieval or fantasy city: where it can be made
- Glassmakers in a medieval or fantasy town: how many, and where
- Goats in a medieval or fantasy city: where it can be made
- Gold in a medieval or fantasy city: where it can be made
- Goldsmiths in a medieval or fantasy town: how many, and where
- Grain in a medieval or fantasy city: where it can be made
- Granite: minerals, ores and what a city can dig
- Great slave estates: who holds the land, and what it does to a city
- Guano and nitrates: what it changes for a pre-industrial city
- Guards in a medieval or fantasy town: how many, and where
- Gunpowder in a medieval or fantasy city: where it can be made
- Gunpowder: what it changes for a pre-industrial city
- Heavy plough: what it changes for a pre-industrial city
- Herbs in a medieval or fantasy city: where it can be made
- Herring busses and salting at sea: what it changes for a pre-industrial city
- Honey and wax in a medieval or fantasy city: where it can be made
- Horse collar: what it changes for a pre-industrial city
- Horses in a medieval or fantasy city: where it can be made
- Hot-spring bathkeepers in a medieval or fantasy town: how many, and where
- How a medieval city comes back from a famine
- How a medieval city comes back from the plague
- How large can a town grow in the alpine meadow, on a river?
- How large can a town grow in the alpine meadow, on the coast?
- How large can a town grow in the alpine meadow?
- How large can a town grow in the barrens, on a river?
- How large can a town grow in the barrens, on the coast?
- How large can a town grow in the barrens?
- How large can a town grow in the cold desert, on a river?
- How large can a town grow in the cold desert, on the coast?
- How large can a town grow in the cold desert?
- How large can a town grow in the flooded grassland, on a river?
- How large can a town grow in the flooded grassland, on the coast?
- How large can a town grow in the flooded grassland?
- How large can a town grow in the grassland, on a river?
- How large can a town grow in the grassland, on the coast?
- How large can a town grow in the grassland?
- How large can a town grow in the hot desert, on a river?
- How large can a town grow in the hot desert, on the coast?
- How large can a town grow in the hot desert?
- How large can a town grow in the ice sheet, on a river?
- How large can a town grow in the ice sheet, on the coast?
- How large can a town grow in the ice sheet?
- How large can a town grow in the mediterranean scrub, on a river?
- How large can a town grow in the mediterranean scrub, on the coast?
- How large can a town grow in the mediterranean scrub?
- How large can a town grow in the savanna, on a river?
- How large can a town grow in the savanna, on the coast?
- How large can a town grow in the savanna?
- How large can a town grow in the taiga, on a river?
- How large can a town grow in the taiga, on the coast?
- How large can a town grow in the taiga?
- How large can a town grow in the temperate conifer forest, on a river?
- How large can a town grow in the temperate conifer forest, on the coast?
- How large can a town grow in the temperate conifer forest?
- How large can a town grow in the temperate forest, on a river?
- How large can a town grow in the temperate forest, on the coast?
- How large can a town grow in the temperate forest?
- How large can a town grow in the tropical dry forest, on a river?
- How large can a town grow in the tropical dry forest, on the coast?
- How large can a town grow in the tropical dry forest?
- How large can a town grow in the tropical rainforest, on a river?
- How large can a town grow in the tropical rainforest, on the coast?
- How large can a town grow in the tropical rainforest?
- How large can a town grow in the tundra, on a river?
- How large can a town grow in the tundra, on the coast?
- How large can a town grow in the tundra?
- How much land to feed a city of 1,000 people
- How much land to feed a city of 1,000,000 people
- How much land to feed a city of 10,000 people
- How much land to feed a city of 100,000 people
- How much land to feed a city of 3,000 people
- How much land to feed a city of 30,000 people
- How much land to feed a city of 300,000 people
- Imperial Rome: words for a city's temples, rulers and trades
- Inca (Quechua): words for a city's temples, rulers and trades
- Innkeepers in a medieval or fantasy town: how many, and where
- Iron in a medieval or fantasy city: where it can be made
- Irrigation: what it changes for a pre-industrial city
- Ivory in a medieval or fantasy city: where it can be made
- Lava smiths in a medieval or fantasy town: how many, and where
- Lava steel in a medieval or fantasy city: where it can be made
- Lead in a medieval or fantasy city: where it can be made
- Leatherwork in a medieval or fantasy city: where it can be made
- Limestone and chalk: minerals, ores and what a city can dig
- Lords and tribute: who holds the land, and what it does to a city
- Maize in a medieval or fantasy city: where it can be made
- Mali (Mande): words for a city's temples, rulers and trades
- Manure: what it changes for a pre-industrial city
- Marble in a medieval or fantasy city: where it can be made
- Marble: minerals, ores and what a city can dig
- Marl and lime: what it changes for a pre-industrial city
- Masons and carpenters in a medieval or fantasy town: how many, and where
- Medieval Arab-Persian world: words for a city's temples, rulers and trades
- Medieval Europe: words for a city's temples, rulers and trades
- Merchants in a medieval or fantasy town: how many, and where
- Metalled roads: what it changes for a pre-industrial city
- Millers in a medieval or fantasy town: how many, and where
- Miners in a medieval or fantasy town: how many, and where
- Mint in a medieval or fantasy city: where it can be made
- Money-changers in a medieval or fantasy town: how many, and where
- Nahua (Aztecs): words for a city's temples, rulers and trades
- Night soil (town waste spread on the fields): what it changes for a pre-industrial city
- Notables in a medieval or fantasy town: how many, and where
- Obsidian glass in a medieval or fantasy city: where it can be made
- Ocean-going ships: what it changes for a pre-industrial city
- Olives and oil in a medieval or fantasy city: where it can be made
- Orchards in a medieval or fantasy city: where it can be made
- Paper in a medieval or fantasy city: where it can be made
- Paper mill: what it changes for a pre-industrial city
- Parchment and books in a medieval or fantasy city: where it can be made
- Pearls in a medieval or fantasy city: where it can be made
- Physicians and healers in a medieval or fantasy town: how many, and where
- Pigs and bacon in a medieval or fantasy city: where it can be made
- Pitch and tar in a medieval or fantasy city: where it can be made
- Porters and boatmen in a medieval or fantasy town: how many, and where
- Potato in a medieval or fantasy city: where it can be made
- Potters in a medieval or fantasy town: how many, and where
- Pottery in a medieval or fantasy city: where it can be made
- Printers in a medieval or fantasy town: how many, and where
- Printing press: what it changes for a pre-industrial city
- Pumice in a medieval or fantasy city: where it can be made
- Remedies in a medieval or fantasy city: where it can be made
- Rice in a medieval or fantasy city: where it can be made
- River gravels and sands: minerals, ores and what a city can dig
- Salt beds: minerals, ores and what a city can dig
- Salt fish in a medieval or fantasy city: where it can be made
- Salt in a medieval or fantasy city: where it can be made
- Sandstone, shale and clay: minerals, ores and what a city can dig
- Schist and gneiss: minerals, ores and what a city can dig
- Scribes and public writers in a medieval or fantasy town: how many, and where
- Sewers: what it changes for a pre-industrial city
- Sharecropping: who holds the land, and what it does to a city
- Shipwrights in a medieval or fantasy town: how many, and where
- Shipyards in a medieval or fantasy city: where it can be made
- Silk in a medieval or fantasy city: where it can be made
- Silver in a medieval or fantasy city: where it can be made
- Smiths in a medieval or fantasy town: how many, and where
- Song China: words for a city's temples, rulers and trades
- Spices in a medieval or fantasy city: where it can be made
- Sugar cane in a medieval or fantasy city: where it can be made
- Sulphur in a medieval or fantasy city: where it can be made
- Tanners and cobblers in a medieval or fantasy town: how many, and where
- Tea in a medieval or fantasy city: where it can be made
- The districts of a medieval town: who works where
- Three-field rotation: what it changes for a pre-industrial city
- Timber in a medieval or fantasy city: where it can be made
- Tin in a medieval or fantasy city: where it can be made
- Ultramafic rock (peridotite, serpentinite): minerals, ores and what a city can dig
- Vaccination: what it changes for a pre-industrial city
- Vines and wine in a medieval or fantasy city: where it can be made
- Vitrified ceramics in a medieval or fantasy city: where it can be made
- Volcanic rock: minerals, ores and what a city can dig
- Watermills: what it changes for a pre-industrial city
- Weavers and fullers in a medieval or fantasy town: how many, and where
- Whale oil in a medieval or fantasy city: where it can be made
- Windmills: what it changes for a pre-industrial city
- Wool in a medieval or fantasy city: where it can be made